WO2017215537A1

WO2017215537A1 - Method and apparatus for updating link state of communication port

Info

Publication number: WO2017215537A1
Application number: PCT/CN2017/087863
Authority: WO
Inventors: 仇兵
Original assignee: 中兴通讯股份有限公司
Priority date: 2016-06-16
Filing date: 2017-06-12
Publication date: 2017-12-21
Also published as: CN107517114B; CN107517114A

Abstract

Provided in the present disclosure are a method and apparatus for updating a link state of a communication port, the updating method comprising: detecting communication quality of a communication port to obtain a detection result; and determining a policy for updating a state of the communication port according to the detection result. According to a technical solution of the present disclosure, it is possible to update a link state of a communication port in a real time manner or to update a link state of a communication port in a delayed manner according to the communication quality of the communication port. The present disclosure takes both fast convergence and anti-jamming of the communication equipment into consideration, and ensures the stable operation of the communication equipment.

Description

Link state update method and device for communication port

Technical field

The present disclosure relates to the field of communications, and in particular, to a link state update method and apparatus for a communication port.

Background technique

At present, the communication port link state update generally adopts a synchronization mechanism. By reading the actual link state of the communication port, the state of the communication port is synchronously updated to the software table, and the service module is notified, and the service module passes the configuration of the current device and the communication port. The link status is related to the business action. Under normal circumstances, the faster the update speed, the more sensitive the device response speed, and the anti-interference and robustness of the device are correspondingly worse.

In a network environment with poor link quality, the communication port is normally flashed. If the link status of the communication port is reported in real time, for some services, the service may be interrupted for several minutes, and the stability of the device work may be deteriorated.

Summary of the invention

The technical problem to be solved by the present disclosure is to provide a reliable link state update method for a communication port, by which the update policy can be selected to update the link state of the communication port according to the communication quality of the communication port, thereby avoiding the abnormality of the link state of the communication port. The update causes business errors to be updated, avoiding business interruptions and ensuring stable operation of the communication device.

In order to solve the above technical problem, the technical solution of the present disclosure is as follows:

A link state update method for a communication port, the update method includes:

Detecting communication quality of the communication port, and obtaining a detection result;

A policy for updating the status of the communication port is determined based on the detection result.

In an embodiment, the detection result includes a first result and a second result, the communication port is an optical communication port, and the communication quality detection of the communication port obtains a detection result, including:

The optical signal loss LOS signal of the communication port is checked according to a time period t1. If the number of times the LOS signal is generated and eliminated by the communication port is not c1 times, the communication quality of the communication port is determined to be a first result;

Checking the LOS signal of the communication port according to a time period t1. If the number of times the communication port generates and cancels the LOS signal reaches c1 times, and c1 does not reach C1 times in the T1 time period, it is determined that the The communication quality of the communication port is the first result;

Checking the LOS signal of the communication port according to a time period t1. If the number of times the communication port generates and cancels the LOS signal reaches c1 times, and c1 reaches C1 times in the T1 time period, the communication is judged. The communication quality of the port is the second result.

In an embodiment, the detection result includes a first result and a second result, the communication port is an electrical communication port, and the communication quality detection of the communication port obtains a detection result, including:

Checking the line connection status of the communication port network line according to the time period t2, if the communication port network line is accumulated If the number of times of disconnection and recovery does not reach c2 times, determining that the communication quality of the communication port is the first result;

Checking the line connection status of the communication port network line according to the time period t2. If the number of disconnection and recovery of the communication port network line is c2 times, and c2 does not reach C2 times within the T2 time period, the communication is judged. The communication quality of the port is the first result;

Checking the line connection status of the communication port network line according to the time period t2. If the number of disconnection and recovery of the communication port network line is c2 times, and c2 reaches C2 times during the T2 time period, the communication port is judged. The quality of communication is the second result.

In an embodiment, the determining, according to the detection result, a policy for updating a status of the communication port includes:

When the detection result is the first result, the link state of the communication port is updated in real time;

When the detection result is the second result, the link state of the communication port is delayedly updated.

In an embodiment, the link status of the communication port is updated in real time, and the link status of the communication port is reported to the service module in real time.

In an embodiment, the link status of the communication port is delayed, including:

When the link state of the communication port is changed from the link normal to the link interruption, if the link interruption time exceeds the threshold time, the current link state of the communication port is reported to the service module after the link interruption exceeds the threshold time;

When the link state of the communication port is changed from the link normal to the link interruption, if the link interruption time does not exceed the threshold time, the current link state of the communication port is not reported to the service module.

The embodiment of the present disclosure further provides a link state update device of a communication port, where the update device includes:

a detecting module, configured to detect a communication quality of the communication port, and obtain a detection result;

The processing module is configured to determine to perform real-time update or delayed update on the status of the communication port according to the detection result.

In an embodiment, the detection result includes a first result and a second result, the communication port is an optical communication port, and the detection module is configured to:

Checking the LOS signal of the communication port according to the time period t1. If the number of times the LOS signal is generated and eliminated by the communication port is not up to c1 times, determining the communication quality of the communication port is the first result;

In an embodiment, the detection result includes a first result and a second result, the communication port is an electrical communication port, and the detection module is configured to:

Checking the line connection status of the communication port network line according to the time period t2. If the number of disconnection and recovery of the communication port network line is not c2 times, determining the communication quality of the communication port is the first result;

In an embodiment, the processing module is configured to:

The embodiment of the present disclosure further provides a storage medium configured to store a program code, the program code being set to perform a link state update method of the communication port according to any one of the above.

The beneficial effects brought by the present disclosure are as follows:

In the above solution, the communication quality of the communication port is detected, and the update policy is performed on the status of the communication port according to the detection result. According to the solution, the service error update may be avoided due to the abnormality of the communication port link status, and the service abnormality is avoided. Interrupt, to ensure that the communication equipment works stably. In addition, the present disclosure supports communication ports of different communication qualities, taking into account the sensitivity and anti-interference of the communication device, and greatly improving the reliability of the communication device.

DRAWINGS

1 shows a flow chart of adaptive selection of a communication port network environment;

2 is a schematic diagram showing a communication port link state update device;

FIG. 3 is a schematic diagram showing adaptive selection of a network environment of a communication port according to an embodiment of the present disclosure;

FIG. 4 is a flowchart showing a link state update of a communication port according to an embodiment of the present disclosure.

detailed description

The technical problems, the technical solutions, and the advantages of the embodiments of the present disclosure will become more apparent from the following detailed description.

The embodiment of the present disclosure provides a reliable link state update method for a communication port, which is directed to an abnormal update of a communication port link state in the related art, resulting in a service error update, an abnormal interruption, and a communication device instability. The communication quality is detected by the communication port, and an update policy is performed on the state of the communication port according to the detection result. The present disclosure supports communication ports of different communication qualities, taking into account the sensitivity and anti-interference of the communication device, and improving the reliability of the communication device.

Considering the differences in the quality of the network environment where the devices are located, this embodiment divides the network environment quality into two categories:

1. A network environment with good communication quality. Such environments are generally used in operators such as mobile and China Unicom. The quality requirements for the network cable and the optical fiber are extremely strict, the wiring must also meet certain specifications, the device is responsive, and the link state changes in real time, even if the link generates a very short flash, the device Can catch it, and the business will make the corresponding action.

2. The network environment with poor communication quality. This kind of environment is generally used in government, enterprise, finance and other industries. In this environment, the stable operation of the business is crucial, and it is more concerned than the sensitivity of the equipment. It is the stability and anti-interference of the device. Therefore, the device used in this environment needs to filter out the small interference in the link. When a flash occurs in the link, the device considers it as a normal phenomenon in the link. Filtered out, the business does not remain processed due to flash processing.

Through the above criteria, it can be judged whether the link status is good or bad.

As shown in FIG. 1 , this embodiment provides a link state update method for a communication port, and the update method includes:

Step S1: detecting communication quality of the communication port, and obtaining a detection result;

Step S2: According to the detection result, it is determined that the status of the communication port is updated in real time or delayed.

The embodiment of the present disclosure detects the communication quality of the communication port, and performs an update policy on the status of the communication port according to the detection result. Through this solution, it is possible to avoid the update of the service error due to the abnormality of the link state of the communication port, to avoid the abnormal interruption of the service, and to ensure the stable operation of the communication device. In addition, the present disclosure supports communication ports of different communication qualities, taking into account the sensitivity and anti-interference of the communication device, and greatly improving the reliability of the communication device.

The communication port of the communication device is divided into an optical communication port and an electrical communication port, and the standards for judging the communication quality are different for different communication ports.

Optionally, when the communication port is an optical communication port, the communication quality detection of the communication port is detected, including:

Checking the optical signal loss LOS signal of the communication port according to the time period t1. If the number of times the accumulated communication port generates and cancels the LOS signal does not reach c1 times, determining the communication quality of the communication port is the first result;

Checking the LOS signal of the communication port according to the time period t1. If the number of times the accumulated communication port generates and cancels the LOS signal reaches c1 times, and c1 does not reach C1 times in the T1 time period, it is determined that the communication quality of the communication port is the first result;

The LOS signal of the communication port is checked according to the time period t1. If the number of times the accumulated communication port generates and cancels the LOS signal reaches c1 times, and c1 reaches C1 times during the T1 time period, it is judged that the communication quality of the communication port is the second result.

Optionally, when the communication port is an electrical communication port, the communication quality detection of the communication port is detected, including:

Checking the line connection status of the communication port network cable according to the time period t2. If the number of disconnection and recovery of the accumulated communication port network line does not reach c2 times, determining the communication quality of the communication port is the first result;

Check the line connection status of the communication port network cable according to the time period t2. If the number of disconnection and recovery of the accumulated communication port network line reaches c2 times, and c2 does not reach C2 times within the T2 time period, it is judged that the communication quality of the communication port is the first. a result

Check the line connection status of the communication port network cable according to the time period t2, if the accumulated communication port network line is disconnected The number of times of recovery and recovery reaches c2 times, and c2 reaches C2 times during the T2 time period, and then the communication quality of the communication port is judged to be the second result.

Optionally, the policy for determining the status of the communication port according to the detection result, including:

Optionally, the link status of the communication port is updated in real time, and the link status of the communication port is reported to the service module in real time.

Optionally, delay updating the link status of the communication port, including:

The embodiment further provides a link state update device for the communication port. As shown in FIG. 2, the update device includes:

The detecting module 21 is configured to detect a communication quality of the communication port, and obtain a detection result;

The processing module 22 is configured to determine a policy for updating the status of the communication port according to the detection result.

In this embodiment, the communication quality of the communication port is detected, and an update policy is performed on the state of the communication port according to the detection result. Through this solution, it is possible to avoid the update of the service error due to the abnormality of the link state of the communication port, to avoid the abnormal interruption of the service, and to ensure the stable operation of the communication device. In addition, the present disclosure supports communication ports of different communication qualities, taking into account the sensitivity and anti-interference of the communication device, and greatly improving the reliability of the communication device.

Optionally, when the communication port is an optical communication port, the detection module is configured to:

Checking the LOS signal of the communication port according to the time period t1. If the number of times the accumulated communication port generates and cancels the LOS signal does not reach c1 times, it is determined that the communication quality of the communication port is the first result;

Optionally, when the communication port is an electrical communication port, the detection module is configured to:

Check the line connection status of the communication port network cable according to the time period t2. If the number of disconnection and recovery of the accumulated communication port network line reaches c2 times, and c2 reaches C2 times within the T2 time period, it is judged that the communication quality of the communication port is the second. result.

Optionally, the processing module is set to:

When the link status of the automatic switching communication port is real-time update or delayed update, the link status update device will perform different processing according to the current selection:

If the link state update device selects the link state of the communication port to be updated in real time, when the link state of the communication port changes, the service module is immediately notified;

If the link state update device selects the link state delay update of the communication port, the link state of the communication port is periodically scanned, and the change of the link state is confirmed. If the link state changes, in one embodiment, the link state that can be divided into the communication port changes from the link disconnection frequent LINK DOWN to the link normal LINK UP and from the LINK UP to the LINK DOWN.

If the link state of the communication port is changed from LINK UP to LINK DOWN, the link state update device considers that the link state of the communication port has not changed, the current link state is still LINK UP, and the link state update device starts the LINK DOWN timer and starts. Timing, when the link state of the communication port continues to keep the LINK DOWN time reaches the specified threshold time, that is, the time of the LINK DOWN reaches the specified threshold time, the link state update device considers that the link state of the communication port changes, and the current LINK DOWN state Reporting the notification to the service module; when the LINK DOWN status has not reached the specified threshold, the hardware status of the communication port becomes LINK UP, the link status update device clears the LINK DOWN timer, and considers that the LINK DOWN has not occurred, nor will it This status change is reported to the business module.

If the link status of the communication port is changed from LINK DOWN to LINK UP, the LINK DOWN timer is cleared and the link status of the communication port is reported to the service module.

Through the processing of such technical means, we can support both the network environment with good link quality and the network environment with poor link quality on the device, taking into account the sensitivity and anti-interference of the device, so that the reliability of the device is greatly improved. .

The steps of the technical solutions of the present disclosure can be explained by the following four specific embodiments.

For example, the communication port includes PORT1 and PORT2, PORT1 is in a network environment with good communication quality, and PORT2 is in a network environment with poor communication quality:

Embodiment 1

The link status of communication port PORT1 and communication port PORT2 remains LINK UP unchanged

1. The communication port PORT1 is adaptively selected for real-time update, and the communication port PORT2 is adaptively selected as the delay. new;

2. The communication port PORT1 waits for the next cycle to continue scanning the link state of the communication port PORT1;

3. Read the LINK DOWN timer of the communication port PORT2. If the timer is not zero, clear it, wait for the next cycle to continue scanning the link state of the communication port PORT2;

4. The communication port LINK UP status update is completed.

Embodiment 2

1. The communication port PORT1 is adaptively selected for real-time update, and the communication port PORT2 is adaptively selected as delayed update;

3. Accumulating the LINK DOWN timer of the communication port PORT2, waiting for the next cycle to continue scanning the link state of the communication port PORT2;

4. The communication port LINK UP status update is completed.

Embodiment 3

The link status of communication port PORT1 and communication port PORT2 changes from LINK UP to LINK DOWN

2. The link status of the communication port PORT1 is reported to the service module, waiting for the next cycle to continue scanning the link state of the communication port PORT1;

3. The LINK DOWN timer of the communication port PORT2 is accumulated. If the link state of the port PORT2 is kept LINK DOWN for a specified threshold, the current LINK DOWN status is reported to the service module; otherwise, the link status of the default communication port PORT2 is LINK. UP, does not report the business module, and scans for the next cycle.

4. The status update of the communication port from LINK UP to LINK DOWN is completed.

Embodiment 4

Link status of new port PORT1 and PORT2 changed from LINK DOWN to LINK UP

3. The LINK DOWN timer of the communication port PORT2 is cleared, the link state of the communication port PORT2 is reported to the service module, and the next cycle is continued to scan the link state of the communication port PORT2;

4. Complete the status update action of the port from LINK DOWN to LINK UP.

FIG. 3 is a schematic diagram of network adaptive selection in the present disclosure, including the following steps:

Step 101: Query the i-th communication port (i starts from 1), and proceed to step 102;

Step 102: Determine whether the communication port is an optical communication port, if it is an optical communication port, proceed to step 103; if it is not an optical communication port, proceed to step 104;

Step 103: Waiting for time t1, proceeding to step 105;

Step 104: Waiting for time t2, proceeding to step 106;

Step 105: Determine whether the number of times the communication port generates and cancels the LOS times in the time t1 reaches c1 times, if yes, proceeds to step 107; if not, proceeds to step 109;

Step 106: Determine whether the communication port network line disconnection and recovery times in c2 time c2 times, if yes, proceed to step 108; if not, proceed to step 109;

Step 107: Determine whether the number of times the communication port generates c1 in the time period T1 reaches C1 times. If it is reached, it proves that the communication quality of the network environment is not good, the link connection is poor, and the probability of flashing is high, and the link state updating device is Adapting the selection to delay reporting, proceeding to step 110; if not, proving that the network communication environment is normal, the probability of flashing is low, proceeding to step 109;

Step 108: Determine whether the communication port generates c2 times in the time period T2 to reach C2 times, if yes, proceed to step 110; if not, proceed to step 109;

Step 109: The link status update device reports the port link status in real time, and proceeds to step 111.

Step 110: The link state update device delays reporting the port link state, and proceeds to step 111.

Step 111: i=i+1, scan the next communication port, and proceed to step 101.

4 is a flow chart of updating the link status of the communication port of the present disclosure, including the following steps:

Step 201: Set the timer threshold T of the communication port LINK DOWN, and go to step 202.

Step 202: Clear the LINK DOWN timer t of each communication port recorded in the software table to step 203.

Step 203: Query the port of the i-th (i from 0) communication port, and go to step 204.

Step 204: Obtain a link status of the i-th communication port, determine whether the link status of the port changes, if the link status changes, proceed to step 205; if the link status does not change, proceed to step 209.

Step 205: Confirm whether the link status of the communication port is changed from LINK DOWN to LINK UP. If it changes from LINK DOWN to LINK UP, go to step 206. If it has not changed from LINK DOWN to LINK UP, go to step 210.

In step 206, it is confirmed that the link state update device adapts the communication port to the time delay report or the real-time report. If the time delay is reported, it indicates that the environment is applied to the environment with strong anti-interference requirements, and step 207 is performed. When applied to an environment requiring fast convergence, step 208 is performed.

Step 207: Clear the ith communication port LINK DOWN timer to 0, and go to step 208.

Step 208: Reporting to the upper layer software, performing step 209.

Step 209: Delay the time T1, query the i+1th port, and return to step 203.

In step 210, it is confirmed that the link state update device adapts the communication port to the time delay report or the real time report. If the time is reported, the process proceeds to step 211.

Step 211: The communication port LINK DOWN timer t is cumulatively incremented by one, and step 212 is performed.

Step 212: Confirm whether the current LINK DOWN timer t is greater than the set threshold T. If it is greater than the set threshold T, proceed to step 208. If it is not greater than the set threshold T, proceed to step 213.

Step 213: The link state update device considers that the communication port is not LINK DOWN, and is still LINK UP, and proceeds to step 209.

In the method embodiments of the present disclosure, the sequence numbers of the steps are not used to limit the sequence of the steps. For those skilled in the art, the sequential changes of the steps are also performed without any creative work. Within the scope of protection of the present disclosure.

The above is a preferred embodiment of the present disclosure, and it should be noted that those skilled in the art can also make several improvements and refinements without departing from the principles of the present disclosure. These improvements and retouchings should also be considered as The scope of protection disclosed.

Industrial applicability

The method and device for updating the link status of the communication port provided by the embodiment of the present disclosure can detect the communication quality of the communication port and perform an update policy on the status of the communication port according to the detection result. The abnormal status of the update causes the service error to be updated, avoiding the abnormal interruption of the service, and ensuring the stable operation of the communication device. In addition, the present disclosure supports communication ports of different communication qualities, taking into account the sensitivity and anti-interference of the communication device, and greatly improving the reliability of the communication device.

Claims

A link state update method for a communication port, comprising:

Detecting communication quality of the communication port, and obtaining a detection result;

A policy for updating the status of the communication port is determined based on the detection result.
The updating method according to claim 1, wherein the detection result comprises a first result and a second result, the communication port is an optical communication port, and the communication quality detection of the communication port obtains a detection result, including :

The optical signal loss LOS signal of the communication port is checked according to a time period t1. If the number of times the LOS signal is generated and eliminated by the communication port is not c1 times, the communication quality of the communication port is determined to be a first result;

Checking the LOS signal of the communication port according to a time period t1. If the number of times the communication port generates and cancels the LOS signal reaches c1 times, and c1 does not reach C1 times in the T1 time period, it is determined that the The communication quality of the communication port is the first result;

Checking the LOS signal of the communication port according to a time period t1. If the number of times the communication port generates and cancels the LOS signal reaches c1 times, and c1 reaches C1 times in the T1 time period, the communication is judged. The communication quality of the port is the second result.
The updating method according to claim 1, wherein the detection result comprises a first result and a second result, the communication port is an electrical communication port, and the communication quality detection of the communication port obtains a detection result, including :

Checking the line connection status of the communication port network line according to the time period t2. If the number of disconnection and recovery of the communication port network line is not c2 times, determining the communication quality of the communication port is the first result;

Checking the line connection status of the communication port network line according to the time period t2. If the number of disconnection and recovery of the communication port network line is c2 times, and c2 does not reach C2 times within the T2 time period, the communication is judged. The communication quality of the port is the first result;

Checking the line connection status of the communication port network line according to the time period t2. If the number of disconnection and recovery of the communication port network line is c2 times, and c2 reaches C2 times during the T2 time period, the communication port is judged. The quality of communication is the second result.
The updating method according to claim 2 or 3, wherein the determining, according to the detection result, a policy for updating a status of the communication port comprises:

When the detection result is the first result, the link state of the communication port is updated in real time;

When the detection result is the second result, the link state of the communication port is delayedly updated.
The updating method according to claim 4, wherein the real-time updating of the link status of the communication port comprises:

The link status of the communication port is reported to the service module in real time.
The update method of claim 4, wherein the delaying the update of the link state of the communication port comprises:

When the link state of the communication port changes from link normal to link interruption, if the link is interrupted for a longer time After the threshold time expires, the current link status of the communication port is reported to the service module after the link interruption exceeds the threshold time;

When the link state of the communication port is changed from the link normal to the link interruption, if the link interruption time does not exceed the threshold time, the current link state of the communication port is not reported to the service module.
A link state update device for a communication port, comprising:

a detecting module, configured to detect a communication quality of the communication port, and obtain a detection result;

The processing module is configured to determine a policy for updating the status of the communication port according to the detection result.
The updating apparatus according to claim 7, wherein the detection result comprises a first result and a second result, the communication port is an optical communication port, and the detecting module is configured to:

Checking the LOS signal of the communication port according to the time period t1. If the number of times the LOS signal is generated and eliminated by the communication port is not up to c1 times, determining the communication quality of the communication port is the first result;

Checking the LOS signal of the communication port according to a time period t1. If the number of times the communication port generates and cancels the LOS signal reaches c1 times, and c1 does not reach C1 times in the T1 time period, it is determined that the The communication quality of the communication port is the first result;

Checking the LOS signal of the communication port according to a time period t1. If the number of times the communication port generates and cancels the LOS signal reaches c1 times, and c1 reaches C1 times in the T1 time period, the communication is judged. The communication quality of the port is the second result.
The updating apparatus according to claim 7, wherein the detection result comprises a first result and a second result, the communication port is an electrical communication port, and the detecting module is configured to:

Checking the line connection status of the communication port network line according to the time period t2. If the number of disconnection and recovery of the communication port network line is not c2 times, determining the communication quality of the communication port is the first result;

Checking the line connection status of the communication port network line according to the time period t2. If the number of disconnection and recovery of the communication port network line is c2 times, and c2 does not reach C2 times within the T2 time period, the communication is judged. The communication quality of the port is the first result;

Checking the line connection status of the communication port network line according to the time period t2. If the number of disconnection and recovery of the communication port network line is c2 times, and c2 reaches C2 times during the T2 time period, the communication port is judged. The quality of communication is the second result.
The updating device according to claim 8 or 9, wherein the processing module is configured to:

When the detection result is the first result, the link state of the communication port is updated in real time;

When the detection result is the second result, the link state of the communication port is delayedly updated.
A storage medium, configured to store a program code, the program code being set to perform a link state update method of the communication port according to any one of claims 1 to 6.